Description
Upgrade your Yamaha YFZ450 (2012-2013) with this Bronco stainless steel exhaust valve. Forged in a one-piece construction for maximum strength, it is extremely light and fast-flowing. Chromed stems and stellite tips ensure durability while special thick margins and a modified radius enhance performance. Each valve is fully swirl polished, and the black nitride coating offers increased resistance to wear and reduced friction, allowing for quicker and higher revs. Manufactured in an ISO 9001 certified facility. Sold individually.
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